Welcome. This repository contains a Quarto book that connects biological mechanism to the matrix algebra used in modern quantitative genetics. Most resources jump straight to (y = Xb + Zu + e). This ...

Receive RTMP video streams (e.g., from OBS, MeldStudio, or ffmpeg) and expose them as a native macOS virtual camera. Any app that uses a webcam — FaceTime, Zoom, Google Meet, QuickTime — can select ...

In iOS 26, Apple Maps has a feature called Visited Places that when enabled automatically logs where you've been, with the aim of making it easier to revisit your favorite spots or to share locations ...

In iOS 26, Apple Maps has a feature called Visited Places that when enabled automatically logs where you've been, with the aim of making it easier to revisit your favorite spots or to share locations ...